spring cloud consul ui

ConsulUiConfiguration.java

package org.springframework.cloud.ui;

import javax.annotation.PostConstruct;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.consul.ConsulProperties;
import org.springframework.cloud.netflix.zuul.EnableZuulProxy;
import org.springframework.cloud.netflix.zuul.filters.ZuulProperties;
import org.springframework.cloud.netflix.zuul.filters.ZuulProperties.ZuulRoute;
import org.springframework.cloud.netflix.zuul.web.ZuulHandlerMapping;
import org.springframework.cloud.ui.ConsulUiController;
import org.springframework.context.annotation.Bean;

@EnableZuulProxy
public class ConsulUiConfiguration {
    @Autowired
    private ZuulProperties zuulProperties;
    @Autowired
    private ConsulProperties consulProperties;
    @Autowired
    private ZuulHandlerMapping zuulHandlerMapping;

    public ConsulUiConfiguration() {
    }

    @PostConstruct
    public void init() {
        String url = String.format("http://%s:%s", new Object[]{this.consulProperties.getHost(), Integer.valueOf(this.consulProperties.getPort())});
        ZuulRoute route = new ZuulRoute("consulUi", "/v1/**", (String)null, url, false, Boolean.valueOf(false));
        this.zuulProperties.getRoutes().put("consulUi", route);
        this.zuulHandlerMapping.registerHandlers();
    }

    @Bean
    public ConsulUiController consulUiController() {
        return new ConsulUiController();
    }
}

ConsulUiController.java

package org.springframework.cloud.ui;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;

@Controller
@RequestMapping({"${spring.cloud.consul.ui.path:/ui}"})
public class ConsulUiController {
    public ConsulUiController() {
    }

    @RequestMapping(
        method = {RequestMethod.GET}
    )
    public String index() {
        return "forward:index.html";
    }
}

EnableConsulUi.java

package org.springframework.cloud.ui;

import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Inherited;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import org.springframework.cloud.netflix.zuul.EnableZuulServer;
import org.springframework.cloud.ui.ConsulUiConfiguration;
import org.springframework.context.annotation.Import;

@Target({ElementType.TYPE})
@Retention(RetentionPolicy.RUNTIME)
@Documented
@Inherited
@Import({ConsulUiConfiguration.class})
@EnableZuulServer
public @interface EnableConsulUi {
}